CN214447450U - Mixing plant is used in concrete sleeper production - Google Patents
Mixing plant is used in concrete sleeper production Download PDFInfo
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- CN214447450U CN214447450U CN202023138910.6U CN202023138910U CN214447450U CN 214447450 U CN214447450 U CN 214447450U CN 202023138910 U CN202023138910 U CN 202023138910U CN 214447450 U CN214447450 U CN 214447450U
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Abstract
The application relates to a mixing plant for producing concrete sleepers, which belongs to the field of concrete sleeper production equipment and comprises a mixing tank, wherein a main mixing shaft is rotatably connected in the mixing tank, a plurality of auxiliary mixing shafts are uniformly distributed in a cavity between the main mixing shaft and the inner wall of the mixing tank in the circumferential direction, the end parts of the main mixing shaft and the auxiliary mixing shafts extend out of the mixing tank and are commonly connected with a driving device for driving the main mixing shaft and the auxiliary mixing shafts to rotate reversely; the main stirring shaft and the auxiliary stirring shaft respectively comprise a feeding section, a first mixing section and a second mixing section, and the feeding section is provided with a first helical blade; a first mixing section of the main mixing shaft is provided with a first biconical stirring blade, and a first mixing section of the auxiliary mixing shaft is provided with a second hourglass stirring blade; and the second mixing sections are provided with second helical blades. This application has the stirring effect that improves the material, improves the effect of final product quality.
Description
Technical Field
The application relates to the field of concrete sleeper production equipment, in particular to a mixing plant for producing concrete sleepers.
Background
In the production process of the concrete sleeper, a mixing station is needed to carry out operations such as transportation, mixing and stirring on various raw materials. A concrete mixing plant is a large-scale device for mixing concrete, which is composed of a plurality of parts including an aggregate bin, a conveying system, a mixing system, a powder tank and the like, wherein a plurality of aggregates are finally mixed in the mixing tank to be made into concrete, and then the concrete is transported to a production site by utilizing a tank truck and the like.
In the related art, reference is made to a utility model patent with an authorization publication number of CN201633133U, which discloses a cement paste mixing plant, comprising a cement bin, a water bin and an additive bin; the batching system comprises a screw machine, a cement scale, a water pump, a water scale water reducing agent pump and a water reducing agent scale; the stirring storage system comprises a stirrer and a slurry storage tank; the pumping system comprises a slurry feeding butterfly valve, a water feeding butterfly valve and a slurry pump, and the cement bin is connected with the upper part of the cement scale through a screw conveyor; the water sump is connected with the upper part of the water scale through a water pump; the additive bin is connected with the upper part of the additive scale through an additive pump; the lower parts of the cement scale, the water scale and the additive scale are respectively connected with the upper part of the stirrer through butterfly valves, and the lower part of the stirrer is connected with the slurry storage tank through butterfly valves; one end of the water delivery butterfly valve is connected with the water bin, and the other end of the water delivery butterfly valve is connected with a mud pump; the slurry feeding butterfly valve is respectively connected with the slurry storage tank and the slurry pump, so that the simultaneous and automatic circulation of the batching, stirring and pumping processes is realized.
To the above-mentioned correlation technique, the inventor thinks that the structure of agitator in the agitator is comparatively simple, leads to the stirring effect to the material relatively poor, makes the inhomogeneous of the material mixture in the agitator easily, influences the quality of final product.
SUMMERY OF THE UTILITY MODEL
In order to improve the stirring effect to the material, improve the quality of final product, this application provides a concrete sleeper production is with stirring station.
The application provides a concrete sleeper production is with stirring station adopts following technical scheme:
a mixing station for producing concrete sleepers comprises a mixing tank, wherein a discharge pipe is arranged on the mixing tank; a main stirring shaft is rotatably connected in the stirring tank, a plurality of auxiliary stirring shafts are uniformly distributed in the inner circumference of a cavity between the main stirring shaft and the inner wall of the stirring tank, the end parts of the main stirring shaft and the auxiliary stirring shafts extend out of the stirring tank and are commonly connected with a driving device for driving the main stirring shaft and the auxiliary stirring shafts to rotate reversely; the main stirring shaft and the auxiliary stirring shaft respectively comprise a feeding section, a first mixing section and a second mixing section, and the feeding section is provided with a first helical blade; a first mixing section of the auxiliary stirring shaft is provided with a first biconical stirring blade, and a first mixing section of the main stirring shaft is provided with a second hourglass-shaped stirring blade; and the second mixing sections are provided with second helical blades.
By adopting the technical scheme, the driving device is started to drive the main stirring shaft and the auxiliary stirring shaft to rotate reversely, so that the materials in the stirring tank are stirred; the main stirring shaft and the auxiliary stirring shaft rotate reversely, so that the materials are conveyed to the first mixing section from the feeding section under the pushing of the first spiral blade, and the curved edge of the biconical first stirring blade cuts the materials, so that the materials move along the curved surface of the first stirring blade; because the second stirring blade on the first mixing section of the main stirring shaft is hourglass-shaped, when the material moving along the first stirring blade contacts the second stirring blade, the material can move axially and reciprocate between the main stirring shaft and the auxiliary stirring shaft, so that the material is dispersed and mixed; when the materials move to the second helical blade on the second material mixing section, the materials are stirred and transmitted, so that secondary mixing of the materials is realized, and the stirring effect of the materials is improved; and finally, the uniformly mixed materials are discharged from a discharge pipe on the stirring tank, so that the quality of the final product is improved.
Optionally, the driving device includes a main gear fixedly connected to the main stirring shaft, an auxiliary gear fixedly connected to the auxiliary stirring shaft, and a driving motor fixedly connected to the main gear; the secondary gears are evenly meshed on the outer circumference of the main gear.
Through adopting above-mentioned technical scheme, start driving motor, drive the master gear and rotate, the master gear drives the pinion and carries out reverse rotation to realize the reverse rotation of main (mixing) shaft and pinion (mixing) shaft, stir the material fully, improve the quality of final product.
Optionally, the first helical blades on the main stirring shaft and the auxiliary stirring shaft are distributed at intervals and have opposite helical directions, and the second helical blades on the main stirring shaft and the auxiliary stirring shaft are distributed at intervals and have opposite helical directions.
Through adopting above-mentioned technical scheme for the material between the epaxial first helical blade of main mixing and the epaxial first helical blade of vice (mixing) is fully stirred, and the material between the epaxial second helical blade of main mixing and the epaxial second helical blade of vice (mixing) is fully stirred, improves the stirring effect to the material.
Optionally, the end, away from the first mixing section, of the second mixing section on the main stirring shaft and the auxiliary stirring shaft is provided with a third mixing section, the third mixing section of the auxiliary stirring shaft is provided with a biconical third stirring blade, and the third mixing section of the main stirring shaft is provided with a hourglass-shaped fourth stirring blade.
By adopting the technical scheme, the materials secondarily mixed by the second helical blade on the second mixing section are continuously conveyed to the third mixing section, and the curved edge of the biconical third stirring blade cuts the materials, so that the materials move along the curved surface of the third stirring blade; because the fourth stirring vane on the third compounding section of main (mixing) shaft is hourglass shape for along the material that third stirring vane removed can be along axial displacement, while reciprocating motion between main (mixing) shaft and vice (mixing) shaft, realize the third time dispersion and the mixture of material, improve the mixing degree of material.
Optionally, the length of the first mixing section is smaller than that of the third mixing section.
Through adopting above-mentioned technical scheme, the shearing that longer third compounding section made the material receive is strengthened with the effect of reversal, has further improved the homogeneity of mixing material.
Optionally, one end, away from the second helical blade, of the fourth stirring blade on the main stirring shaft is provided with a discharging helical blade, and the discharging helical blade is located in the discharging pipe.
Through adopting above-mentioned technical scheme, the material after third stirring vane and fourth stirring vane cubic dispersion and misce bene is discharged under main (mixing) shaft goes up ejection of compact helical blade's promotion, has improved discharging efficiency, reduces the material and piles up in the discharging tube, guarantees the normal rotation of main (mixing) shaft and vice (mixing) shaft to guarantee the stirring effect to the material.
Optionally, the spiral radius of the first spiral blade is larger than that of the second spiral blade, and the spiral radius of the second spiral blade is smaller than that of the discharging spiral blade.
Through adopting above-mentioned technical scheme, the first helical blade of large size has increased the speed of feeding and the quantity of single feeding to large size ejection of compact helical blade has increased the speed of the ejection of compact and the quantity of single ejection of compact, has improved work efficiency.
Optionally, the length of the first helical blade is greater than that of the second helical blade, and the length of the second helical blade is smaller than that of the discharging helical blade.
Through adopting above-mentioned technical scheme, improved first helical blade and ejection of compact helical blade and forced the conveying power and the continuity of propelling movement material, reduced the condition that the material is detained.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the main stirring shaft and the auxiliary stirring shaft rotate reversely, so that the materials are conveyed to the first mixing section from the feeding section under the pushing of the first spiral blade, and the curved edge of the biconical first stirring blade cuts the materials, so that the materials move along the curved surface of the first stirring blade; because the second stirring blade on the first mixing section of the main stirring shaft is hourglass-shaped, when the material moving along the first stirring blade contacts the second stirring blade, the material can move axially and reciprocate between the main stirring shaft and the auxiliary stirring shaft, so that the material is dispersed and mixed; when the materials move to the second helical blade on the second material mixing section, the materials are stirred and transmitted, so that secondary mixing of the materials is realized, and the stirring effect of the materials is improved; finally, the uniformly mixed materials are discharged from a discharge pipe on the stirring tank, so that the quality of the final product is improved;
2. the first helical blades on the main stirring shaft and the auxiliary stirring shaft are distributed at intervals and have opposite helical directions, so that materials between the first helical blades on the main stirring shaft and the first helical blades on the auxiliary stirring shaft are fully stirred; the second helical blades on the main stirring shaft and the auxiliary stirring shaft are distributed at intervals and have opposite helical directions, so that materials between the second helical blades on the main stirring shaft and the second helical blades on the auxiliary stirring shaft are fully stirred, and the stirring effect on the materials is improved;
3. through main (mixing) shaft goes up ejection of compact helical blade's setting, through the material behind third stirring blade and the dispersion of fourth stirring blade cubic and the misce bene, ejection of compact under main (mixing) shaft goes up ejection of compact helical blade's promotion, has improved discharging efficiency, reduces the material and piles up in the discharging tube, guarantees the normal rotation of main (mixing) shaft and vice (mixing) shaft to guarantee the stirring effect to the material.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present application.
FIG. 3 is a schematic view showing the internal structure of the stirring tank according to the embodiment of the present application.
Description of reference numerals: 1. a stirring tank; 2. a discharge pipe; 3. a main stirring shaft; 4. an auxiliary stirring shaft; 5. a drive device; 51. a main gear; 52. a pinion gear; 53. a drive motor; 6. a feeding section; 61. a first helical blade; 7. a first mixing section; 71. a first stirring blade; 72. a second stirring blade; 8. a second mixing section; 81. a second helical blade; 9. a third mixing section; 91. a third stirring blade; 92. a fourth stirring blade; 10. a stirring box; 11. a feeding bin; 12. an aggregate bin; 13. a belt conveyor; 14. a vertical powder tank; 15. a screw conveyor; 16. and discharging helical blades.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a mixing plant is used in concrete sleeper production. Referring to fig. 1 and 2, the mixing station includes an aggregate bin 12, a mixing bin 10, and a stand tank 14. A belt conveyor 13 is installed between the aggregate bin 12 and the stirring box 10 for conveying the materials in the aggregate bin 12 to the stirring box 10. A screw conveyor 15 is arranged between the vertical powder tank 14 and the stirring box 10 and is used for conveying the materials in the vertical powder tank 14 into the stirring box 10. Agitator tank 1 that is the tubular structure has set firmly in agitator tank 10, forms feeding storehouse 11 between agitator tank 1's top and agitator tank 10 to realize band conveyer 13 and screw conveyer 15's the process of unloading, thereby by the mixing stirring in agitator tank 1.
Referring to fig. 2 and 3, a main stirring shaft 3 is connected to the inner rotation of the stirring tank 1, three auxiliary stirring shafts 4 are uniformly distributed in the cavity between the inner wall of the main stirring shaft 3 and the inner wall of the stirring tank 1 in the circumferential direction, the end parts of the main stirring shaft 3 and the auxiliary stirring shafts 4 extend out of the stirring tank 1 and the stirring tank 10, and the end parts of the main stirring shaft 3 and the auxiliary stirring shafts 4 are jointly connected with a driving device 5 for driving the main stirring shaft 3 and the auxiliary stirring shafts 4 to rotate reversely so as to fully stir the materials in the stirring tank 1.
Referring to fig. 2 and 3, the driving device 5 includes a main gear 51 fixedly connected to the main agitating shaft 3, a sub gear 52 fixedly connected to the sub agitating shaft 4, and a driving motor 53 fixedly connected to the main gear 51. The main gear 51 and the pinion gear 52 are rotatably connected to the top of the stirring box 10, the pinion gear 52 is uniformly engaged with the outer circumference of the main gear 51, and the driving motor 53 is fixed on the top of the stirring box 10. The driving motor 53 drives the main gear 51 to rotate, and the main gear 51 can drive the auxiliary gear 52 to rotate in the reverse direction, so that the main stirring shaft 3 and the auxiliary stirring shaft 4 can rotate in the reverse direction, and the stirring process of the materials in the stirring tank 1 is realized.
Referring to fig. 2 and 3, the main stirring shaft 3 and the auxiliary stirring shaft 4 sequentially comprise a feeding section 6, a first mixing section 7, a second mixing section 8 and a third mixing section 9. First helical blade 61 is fixedly arranged on the feeding sections 6 of the main stirring shaft 3 and the auxiliary stirring shaft 4, and the main stirring shaft 3 and the auxiliary stirring shaft 4 rotate reversely, so that the material in the feeding bin 11 is conveyed to the first mixing section 7 from the feeding sections 6 under the pushing of the first helical blade 61. Moreover, the first helical blades 61 on the main stirring shaft 3 and the auxiliary stirring shaft 4 are distributed at intervals and have opposite helical directions, so that materials between the first helical blades 61 on the main stirring shaft 3 and the first helical blades 61 on the auxiliary stirring shaft 4 can be fully stirred, and the stirring effect is improved.
Referring to fig. 2 and 3, a first biconical stirring blade 71 is fixedly arranged on the first mixing section 7 of the auxiliary stirring shaft 4, and a second hourglass-shaped stirring blade 72 is fixedly arranged on the first mixing section 7 of the main stirring shaft 3, so that the materials in the stirring tank 1 can move axially and reciprocate between the main stirring shaft 3 and the auxiliary stirring shaft 4, and the materials are fully dispersed and mixed.
Referring to fig. 2 and 3, the second mixing section 8 of the main stirring shaft 3 and the auxiliary stirring shaft 4 is provided with a second helical blade 81, and when the material is moved to the second mixing section 8 from the first mixing section 7, the second helical blade 81 stirs and transmits the material, so that the secondary stirring and mixing of the material are realized, and the mixing effect of the material is improved. And the second helical blades 81 on the main stirring shaft 3 and the auxiliary stirring shaft 4 are distributed at intervals and have opposite helical directions, so that the materials between the second helical blades 81 on the main stirring shaft 3 and the second helical blades 81 on the auxiliary stirring shaft 4 are fully stirred.
Referring to fig. 2, the first helical blade 61 has a larger helical radius than the second helical blade 81, increasing the feeding speed and the number of single feeds; and the length of the first helical blade 61 is greater than that of the second helical blade 81, so that the conveying force and the continuity of forcibly pushing the materials by the first helical blade 61 are improved, and the working efficiency is improved.
Referring to fig. 2 and 3, a biconical third stirring blade 91 is fixedly arranged on the third mixing section 9 of the auxiliary stirring shaft 4, and an hourglass fourth stirring blade 92 is fixedly arranged on the third mixing section 9 of the main stirring shaft 3. The material after the secondary mixing by the second helical blade 81 is continuously conveyed to the third mixing section 9, and moves along the axial direction while reciprocating between the main stirring shaft 3 and the auxiliary stirring shaft 4 again, so that the dispersion and mixing of the material are realized again.
Referring to fig. 2, in order to improve the shearing force and the reverse effect to which the material is subjected, the length of the first mixing section 7 is made smaller than the length of the third mixing section 9.
Referring to fig. 2, the one end that second helical blade 81 was kept away from to fourth stirring vane 92 on main (mixing) shaft 3 has set firmly ejection of compact helical blade 16, and the bottom of agitator tank 1 has set firmly discharging pipe 2 that is the back taper, and ejection of compact helical blade 16 is located discharging pipe 2, and the material after being convenient for by the misce bene is ejection of compact under ejection of compact helical blade 16's promotion, improves discharging efficiency.
Referring to fig. 2, the spiral radius of the second spiral blade 81 is smaller than that of the discharging spiral blade 16, so that the discharging speed and the number of single discharging are increased; and the length of the second helical blade 81 is smaller than that of the discharging helical blade 16, so that the conveying force and the continuity of forcibly pushing the materials by the discharging helical blade 16 are improved, and the working efficiency is improved.
The implementation principle of the mixing plant for producing the concrete sleeper is as follows: materials in the aggregate bin 12 are conveyed into the stirring tank 10 through the belt conveyor 13, materials in the vertical powder tank 14 are conveyed into the stirring tank 10 through the spiral conveyor 15, and the materials enter the stirring tank 1 from the feeding bin 11 in the stirring tank 10 under the action of self gravity; starting a driving motor 53 to drive a main gear 51 to rotate, wherein the main gear 51 drives an auxiliary gear 52 to rotate in a reverse direction, so that the main stirring shaft 3 and the auxiliary stirring shaft 4 rotate in a reverse direction, and the material in the feeding bin 11 is driven by a first helical blade 61 to be transmitted to a first mixing section 7 from a feeding section 6; the first stirring blade 71 and the second stirring blade 72 on the first mixing section 7 enable the materials to move axially and reciprocate between the main stirring shaft 3 and the auxiliary stirring shaft 4 at the same time, so that the materials are fully dispersed and mixed; when the materials move from the first mixing section 7 to the second mixing section 8, the second helical blades 81 stir and transmit the materials, so that the secondary stirring and mixing of the materials are realized; the material after the secondary mixing by the second helical blade 81 is continuously conveyed to the third mixing section 9, and moves axially under the action of the third stirring blade 91 and the fourth stirring blade 92, and reciprocates again between the main stirring shaft 3 and the auxiliary stirring shaft 4, so that the dispersion and mixing of the material are realized again; finally, the uniformly mixed material is discharged from the discharge pipe 2 under the push of the discharge helical blade 16.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a concrete sleeper production is with stirring station, includes agitator tank (1), be equipped with discharging pipe (2) on agitator tank (1), its characterized in that: a main stirring shaft (3) is rotationally connected in the stirring tank (1), a plurality of auxiliary stirring shafts (4) are uniformly distributed in the inner circumference of a cavity between the main stirring shaft (3) and the inner wall of the stirring tank (1), the end parts of the main stirring shaft (3) and the auxiliary stirring shafts (4) extend out of the stirring tank (1), and the main stirring shaft (3) and the auxiliary stirring shafts (4) are jointly connected with a driving device (5) for driving the main stirring shaft (3) and the auxiliary stirring shafts (4) to rotate reversely; the main stirring shaft (3) and the auxiliary stirring shaft (4) respectively comprise a feeding section (6), a first mixing section (7) and a second mixing section (8), and a first helical blade (61) is arranged on the feeding section (6); a first biconical stirring blade (71) is arranged on the first mixing section (7) of the auxiliary stirring shaft (4), and a second hourglass-shaped stirring blade (72) is arranged on the first mixing section (7) of the main stirring shaft (3); and the second mixing sections (8) are provided with second helical blades (81).
2. A mixing station for the production of concrete sleepers according to claim 1, characterized in that: the driving device (5) comprises a main gear (51) fixedly connected with the main stirring shaft (3), an auxiliary gear (52) fixedly connected with the auxiliary stirring shaft (4), and a driving motor (53) fixedly connected with the main gear (51); the secondary gears (52) are uniformly meshed on the outer circumference of the main gear (51).
3. A mixing station for the production of concrete sleepers according to claim 1, characterized in that: first helical blade (61) on main (3) and vice (4) mixing shaft are at interval distribution and spiral direction are opposite, second helical blade (81) at interval distribution and spiral direction are opposite on main (3) and vice (4) mixing shaft.
4. A mixing station for the production of concrete sleepers according to claim 1, characterized in that: the mixing device is characterized in that one ends, far away from the first mixing section (7), of the second mixing section (8) on the main mixing shaft (3) and the auxiliary mixing shaft (4) are respectively provided with a third mixing section (9), a third mixing blade (91) in a biconical shape is arranged on the third mixing section (9) of the auxiliary mixing shaft (4), and a fourth mixing blade (92) in a hourglass shape is arranged on the third mixing section (9) of the main mixing shaft (3).
5. A mixing station for the production of concrete sleepers according to claim 4, characterized in that: the length of the first mixing section (7) is less than that of the third mixing section (9).
6. A mixing station for the production of concrete sleepers according to claim 4, characterized in that: and one end, far away from the second helical blade (81), of the fourth stirring blade (92) on the main stirring shaft (3) is provided with a discharging helical blade (16), and the discharging helical blade (16) is positioned in the discharging pipe (2).
7. A mixing station for the production of concrete sleepers according to claim 6, characterized in that: the spiral radius of the first spiral blade (61) is larger than that of the second spiral blade (81), and the spiral radius of the second spiral blade (81) is smaller than that of the discharging spiral blade (16).
8. A mixing station for the production of concrete sleepers according to claim 6, characterized in that: the length of the first helical blade (61) is greater than that of the second helical blade (81), and the length of the second helical blade (81) is less than that of the discharging helical blade (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023138910.6U CN214447450U (en) | 2020-12-22 | 2020-12-22 | Mixing plant is used in concrete sleeper production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023138910.6U CN214447450U (en) | 2020-12-22 | 2020-12-22 | Mixing plant is used in concrete sleeper production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030085A (en) * | 2021-12-01 | 2022-02-11 | 徐州瑞杰机械科技有限公司 | Stirring station convenient for discharging |
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2020
- 2020-12-22 CN CN202023138910.6U patent/CN214447450U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030085A (en) * | 2021-12-01 | 2022-02-11 | 徐州瑞杰机械科技有限公司 | Stirring station convenient for discharging |
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